Revenue Recognition - Schedule of Graduation Fund liability (Details) - USD ($) $ in Thousands	12 Months Ended
	Dec. 31, 2024	Dec. 31, 2023
Graduation Fund [Roll Forward]
Balance at beginning of period	$ 44,480	$ 46,842
Revenue deferred	20,300	20,173
Benefit redeemed	(27,662)	(22,535)
Balance at end of period	$ 37,118	$ 44,480